body{
    width: 100%;

}
a{
    text-decoration: none;
    color: #f5fff5;
}
.contain{
    /*margin-left: 1%;*/
    width: 98%;
    border-left-width: 5px;
    border-right-width: 5px;
    border-top-width: 0px;
    height: 830px;
}
/*顶部*/
.top{
    /*padding-top: 10px;*/
    width: 100%;
    height: 40px;
}
.system{
    font-size: 30px;
    font-family: 华文新魏;
    float: left;
    color: #ffffff;
}
.admin{
    float: right;
    margin-right: 2%;
    color: #ffffff;
}

/*中间内容区*/
.content{
    height: 820px;
    background-color: #ffffff;
    width: 100%;
}
.menu{
    width: 12%;
    float: left;
    height: 800px;
    background-color: #5bc0de;
}
.headimg_name{
    margin-top: 10px;
    text-align: center;
    font-size: 20px;
    color: #f5fff5;
}
.headimg{
    margin-top: 100px;
    margin-left: 25%;
    border-radius: 50px;
}
.address{
    margin-top: 5px;
    text-align: center;
    font-size: 10px;
    color: rgba(255, 252, 229, 0.67);
}
.exit{
    padding-top: 2px;
    margin-top: 10px;
    display: block;
    height: 25px;
    width: 40%;
    margin-left: 30%;
    margin-right: 30%;
    text-align: center;
    font-size: 15px;
    border-radius: 15px;
    color: #f5fff5;
    border-style: solid;
    border-width: 1px;
    border-color: #75ffdf;
}
.exit:hover{
    color: #75ffdf;
}
.menu_ul{
    margin-top: 50px;
    color: #f5fff5;
}
img{
    border-radius: 50px;
}
li{
    display: block;
    list-style: none;
    height: 40px;
    border-top-width: 1px;
    border-bottom-width: 0px;
    border-left-width: 0px;
    border-right-width: 0px;
    border-style: solid;
    padding-top: 15px;
}
.lastli{
    border-bottom-width: 1px;
}
li:hover{
    color: #75ffdf;
    border-left-width: 1px;
}


/*右侧内容部分*/
#right_content{
    width: 88%;
    float: left;
    height: 840px;
}
